9v battery snap-top is ok, but has limited energy, and won't power the Arduino for v
ery long - maybe 10 hours or so. I typically use sets of NiMH AA-cells in my robots.
9v battery snap-top is ok, but has limited energy, and won't power the Arduino for v
ery long - maybe 10 hours or so. I typically use sets of NiMH AA-cells in my robots.